package Thread;

public class Demo6 {
    public static void main(String[] args) {
        Thread t = new Thread(()->{
            while(true){
                System.out.println("hello thread");
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    throw new RuntimeException(e);
                }
            }
        },"这是新线程");
        //设置t为后台线程
        t.setDaemon(true);//改成后台线程后，主线程飞快执行完了，此时没有其他前台线程了，于是进程结束
        t.start();
    }
}
